#include <iostream>

int main(){
	using std::cout;
	using std::cin;
	using std::endl;
	cout << "Enter am integer: " ;

	int by;
	cin >> by;
	cout << "Counting by " << by << "s:\n";

	for (int i = 0; i < 100; i += by)
		cout << i << endl;

	return 0;
}